How many litters of pure water should be mixed with a 11-L solution of 60% acid to produce a mixture that is 80% water?

Plz i beg u asap ! what is the equation of this graphed line? enter your answer in slope-intercept form in the box.

What is the solution of the systems of equations? y=2/3x+3 x=-2

Omar is going on a road trip! the car rental company offers him two types of cars. each car has a fixed price, but he also needs to consider the cost of fuel. the first car costs $90 to rent, and because of its fuel consumption rate, there's an additional cost of s0.50 per kilometer driven.